JP2002288963A - Storage medium, information processing apparatus and storage method - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a storage medium, an information processing apparatus, and a storage method capable of searching for a storage medium storing target information in a short time. SOLUTION: A storage medium 1 is a DVD for storing data.
-A RAM storage medium 8 and an RF capable of writing information for identifying the storage medium and reading it wirelessly-
ID tag 2. When the information stored in the RF-ID tag 2 is read by the external searcher 10, the DV
The content stored in the storage medium can be known without reading the data stored in the D-RAM storage medium 8. Further, by reading the information of the wireless tag wirelessly, the identification information of the storage medium can be obtained in a short time, and there is no need to transport the storage medium to the reading device to read the storage medium identification information. Therefore, it is possible to reduce the time for identifying the storage medium.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION DVD (Digital Versatile)
The present invention relates to a storage medium, an information processing apparatus, and a storage method for finding arbitrary storage data from a large number of storage media such as a disk (Disk) and a compact disk (CD).

[0002]

2. Description of the Related Art Conventionally, information (hereinafter, referred to as storage medium identification information) for identifying a storage medium, such as an ID number of a storage medium, an index of contents, and a digest, is as follows.
3 are stored. 1. Printing, engraving or sticking on the surface of the storage medium or on the package. 2. It is stored in a specific storage area of a storage medium. 3. A storage medium has a built-in nonvolatile memory for storage.

For this reason, the storage medium identification information includes the following 1 to 3
Read by the method shown in 1. A person reads the storage medium identification information printed and stamped on the package surface. 2. The storage medium is set on a reading device to read a specific storage area in which the storage medium identification information is stored. (JP-A-5-61
No. 492, karaoke changer system for multiple storage media) The storage medium identification information stored in the nonvolatile memory built in the storage medium is electronically read. (JP-A-7-22
No. 2091; video tape recorder)

[0004]

In order to identify a storage medium having a specific content from a large number of storage media, it is necessary to first read the storage medium identification information of each storage medium. It is necessary for a person to pick up the storage media one by one and read the storage medium identification information printed and engraved on the package surface, or put it on an identification information reading device.

[0005] The information printed and stamped on the package surface must be re-written each time recording and reproduction are repeated on the same storage medium. If the number of storage media increases, the content management becomes troublesome. In addition, it takes time to find a storage medium in which target information is stored.

Further, a method of reading storage medium identification information stored in a specific storage area of a storage medium by a storage medium reading device, and a method of reading storage medium identification information stored in a nonvolatile memory built in the storage medium electronically. In this method, it is necessary to read the identification information of the storage medium using a reading device that reads the identification information in order to find the storage medium storing the target information, so that it takes time. The time required to search for a target storage medium is proportional to the number of storage media and inversely proportional to the number of readers. The required time can be reduced by increasing the number of readers for reading the identification information, but the management for obtaining the result by combining the reader and the storage medium becomes complicated, and the cost of the apparatus increases.

It is an object of the present invention to provide a storage medium, an information processing apparatus, and a storage method capable of searching for a storage medium storing target information in a short time.

[0008]

SUMMARY OF THE INVENTION The present invention is directed to a storage medium having a storage medium main body for storing data, and a wireless tag capable of writing information for identifying the storage medium and wirelessly reading the information. is there.

According to the present invention, there is provided a storage medium main body for storing data, and a wireless tag capable of writing information for identifying the storage medium and reading the information wirelessly. Can be stored in the wireless tag, for example, information for identifying the storage medium, such as the ID number of the storage medium, an index of contents, and a digest. Therefore, by reading the information stored in the wireless tag wirelessly, the contents of the data stored in the storage medium body can be known. Also,
From the characteristics of the wireless tag, information for identifying a storage medium of a plurality of storage media can be read in a short time, so that it is possible to search for a storage medium in which target information is stored in a short time. Become. Furthermore, since the wireless tag storing the information for identifying the storage medium and the medium storing the actual data are not separated, the program is recorded on the storage medium itself, for example, as in the related art. When the program name is written in the case of the storage medium, the storage medium and the case can be separated, so that troubles such as loss of index information in the storage medium when the case is replaced do not occur.

[0010] The present invention is also an information processing apparatus characterized in that the information processing apparatus further comprises a writing means for storing information for identifying the storage medium in the wireless tag of the storage medium.

According to the present invention, the wireless tag of the storage medium has writing means for storing information for identifying the storage medium, so that the wireless tag can correspond to the ID number of the storage medium or the data stored in the storage medium body. Information for identifying the storage medium, such as an index or a digest of the content, can be stored in the wireless tag. Therefore, by reading the information stored in the wireless tag wirelessly, the contents of the data stored in the storage medium body can be known. In addition, since information for identifying storage media of a plurality of storage media can be read in a short time from the characteristics of the wireless tag, it is possible to search for a storage medium in which target information is stored in a short time. It becomes possible.

Further, the present invention has a data storage means for storing data in a storage medium main body of the storage medium, and when the data storage means stores data in the storage medium,
If the data is not correctly stored, information that the data storage is not normal is stored in the wireless tag.

According to the present invention, when storing data in the storage medium main body, if the data is not stored correctly, information that the data storage is not normal is stored in the wireless tag. By simply reading the information, the state of the data stored in the storage medium can be known.

Further, the present invention is characterized in that it comprises reading means for reading information stored in a wireless tag of the storage medium.

According to the present invention, by reading the information stored in the wireless tag, the contents stored in the storage medium can be easily known without reading the data stored in the storage medium body. it can. Also, by reading the information of the wireless tag, there is no need to transport the storage medium to the reading device to read the storage medium identification information,
The identification information of the storage medium can be obtained in a short time.
Therefore, it is possible to search for the storage medium storing the target information in a short time.

According to another aspect of the present invention, there is provided an information processing apparatus comprising reading means for reading information stored in a wireless tag of the storage medium.

According to the present invention, by reading the information stored in the wireless tag, it is possible to easily know the contents stored in the storage medium without reading the data stored in the storage medium body. it can. Also, by reading the information of the wireless tag, there is no need to transport the storage medium to the reading device to read the storage medium identification information,
The identification information of the storage medium can be obtained in a short time.
Therefore, it is possible to search for the storage medium storing the target information in a short time.

Further, the present invention is characterized in that the storage medium includes a light emitting element, and includes light emission specifying means for causing the light emitting element of the specified storage medium to emit light.

According to the present invention, the storage medium has a light emitting element, and the information processing apparatus has light emission designating means for causing the light emitting element of the designated storage medium to emit light. When searching for, the location of the storage medium can be easily recognized by causing the light emitting element of the storage medium to emit light.

Further, in the present invention, the wireless tag has a light emitting element. According to the present invention, the location of the storage medium can be indicated by the light emission of the storage medium itself. Therefore, by causing the light emitting element of the storage medium storing the target information to emit light, it is possible to search for the storage medium storing the target information in a short time.

[0021] The present invention is also an information processing apparatus comprising light emission specifying means for causing a light emitting element of a storage medium to emit light.

According to the present invention, since there is provided a light emission specifying means for causing the light emitting element of the storage medium to emit light, the user can search for the storage medium in which the target information is stored.
By causing the light emitting element of the storage medium to emit light, the location of the storage medium can be easily recognized.

According to the present invention, there is provided a storage method for storing data in the storage medium, wherein when storing the data, information for identifying the storage medium is stored in a wireless tag. It is.

According to the present invention, when data is stored in the storage medium, information for identifying the stored content is stored in the storage medium in the wireless tag. Can be easily known. Also, from the characteristics of wireless tags,
Since information for identifying a storage medium of a plurality of storage media can be read in a short time, it is possible to search for a storage medium in which target information is stored in a short time.

[0025]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 (a) and 1 (b)
DVD-RAM as a storage medium according to an embodiment of the present invention
FIG. 1 is a block diagram showing a searcher 10 as an information processing device.

First, the DVD-RAM 1 will be described. The DVD-RAM 1 is an RF-ID tag 2 which is a wireless tag to which information can be written and which can be read wirelessly.
And a DVD-RA for storing data such as video, for example.
And a DVD-RAM storage medium 8, which is the main body of M1. The RF-ID tag 2 includes an RF-ID tag antenna 3, a power supply unit 4, a nonvolatile memory 5, a control IC 6, and a light-emitting element 7. The RF-ID tag antenna 3 writes on the RF-ID tag 2 or
It receives microwaves for reading from the F-ID tag 2 and transmits and receives communication signals. The power supply unit 4
An energy component is extracted from the microwave received by the F-ID tag antenna 3 and converted into power for operating each module of the RF-ID tag 2.

The nonvolatile memory 5 has an ID number for uniquely identifying the DVD-RAM 1 and information for identifying the storage medium stored on the DVD-RAM storage medium 8 (storage medium identification information), that is, the DVD. -Store auxiliary information and management information indicating the contents of data stored in the RAM storage medium 8. When a program is stored in the DVD-RAM storage medium 8, as the auxiliary information, the title of the program, the information source (TV station name, writer, etc.), the date and time of recording, the length of the program, and the storage state (in the middle) Interrupted, etc.). These are used to make it easier for the user to determine the contents of the program. The management information includes a storage position and a size of the program in the DVD-RAM storage medium 8. The management information is used by a recording / reproducing device of the DVD-RAM 1 described later.

The control IC 6 performs various processes such as control of each module of the RF-ID tag 2. The light emitting element 7 is a light emitting element operated by the energy supplied from the power unit 4, and can be controlled to blink by the control IC 6.

The DVD-RAM storage medium 8 stores a normal DV
This is a storage medium for storing data held in the D-RAM.

FIG. 2A is a plan view of the DVD-RAM 1, and FIG. 2B is a cross-sectional view taken along line II-II of FIG. 2A. DVD-RAM1 has a normal DV
It has an RF-ID tag 2 in addition to the DVD-RAM storage medium 8 of the D-RAM. The RF-ID tag 2 is
D near the center of the donut-shaped DVD-RAM1
The VD-RAM storage medium 8 is disposed in the transparent protective layer 9 in an area where no VD-RAM storage medium 8 exists. The area in which the RF-ID tag 2 is arranged does not interfere with the reading mechanism when reading data from the DVD-RAM storage medium 8, so that the DVD-RAM
Does not affect the original function. Light generated from the light emitting element 7 under the control of the control IC 6 passes through the transparent protective layer 9 and reaches the outside of the DVD-RAM 1. In this manner, in the DVD-RAM 1, the IF-ID tag 2 storing the storage medium identification information and the DVD-RAM storage medium 8 storing the data of the actual program and the like are integrated, so that both information are stored. Are not separated.

Next, the search unit 10 will be described. The searcher 10 is a device that clarifies the location of the DVD-RAM 1 having specific information from a plurality of DVD-RAMs 1 that exist. The searcher 10 is configured by modules of a transmitting / receiving antenna 11, a control device 12, an input device 13, a storage device 14, and a display device 15. Transmitting and receiving antenna 1
0 plays a role in communication with the RF-ID tag 2 and power supply to the RF-ID tag 2. The control device 11 controls each module of the searcher 10. The input device 12 is a device for a user to give an instruction to the searcher 10. The display device 14 displays various messages from the searcher 10 and transmits them to the user. The storage unit 13 temporarily stores various data required for the search processing.

FIG. 3 is an external view of the search unit 10. The input device 13 has an up / down key 16, a start key 17, and a selection key 18. The display device 15 is a DVD-RAM
A list of storage medium identification information read from the first RF-ID tag 2 is displayed. FIG. 4 shows a case where a plurality of D
FIG. 4 is a diagram illustrating an example of displaying storage medium identification information read from an RF-ID tag 2 of a VD-RAM 1. Here, when receiving the storage medium identification information from the RF-ID tags 2 of the 15 DVD-RAMs 1, the display device 15
The information on the ID number of the DVD-RAM 1, the title of the data stored in the main body, the recording date and time, the recording time, and the information source are displayed in a list. The cursor 21 is used to indicate one of a list of information displayed on the display device 15, and when the up / down key 16 of the input device 13 is pressed, the cursor 21 is moved in that direction.
Moves. When the number of storage medium identification information exceeds the number of display lines on the display device 15, the screen is scrolled in conjunction with the cursor 21. Thus, a plurality of DVD-RAMs 1
By displaying the storage medium identification information in a list on the screen, it is possible to reduce the trouble of the user searching for the storage medium.

Next, the method of using the searcher 10 and the processing operation inside the searcher 10 and the RF-ID tag 2 of the DVD-RAM 1 will be described with reference to FIG. 5, FIG. 6 and FIG. 5 is a flowchart showing a work operation of a user using the searcher 10, FIG. 6 is a flowchart showing a processing operation of the searcher 10, and FIG. 7 is a DVD-RA.
5 is a flowchart showing a processing operation of the M-RF tag 2.

First, as a first processing operation, a DVD-RA
The listing of the storage medium identification information stored in the RF-ID tag 2 of M1 will be described.

In step S1, the user operates the searcher 10 and presses the start key 17 of the input device 13. Next, in step S2, the user sets the RF of the DVD-RAM1 group.
-Move the searcher to a position where communication with the ID tag 2 is possible. The work operations of step S1 and step S2 may be interchanged.

Here, the searcher 10 executes step S11.
Detects that the start key 17 has been pressed by the user, and in step S12, the controller 12 of the searcher 10
Transmits an identification information read command for acquiring storage medium identification information from the RF-ID tag 2 of the DVD-RAM 1 (group) from the transmission / reception antenna 11 to the DVD-RAM 1 (group).

When the identification information read command is transmitted from the searcher 10 in step S11, the DVD-RAM 1
In step S21, this is received by the RF-ID tag antenna 3 and sent to the control IC 6. Next, in the DVD-RAM 1, in step S22, the control IC 6 determines the received command. In step S22, it is determined that the identification information read command has been received from the searcher 10, and the process proceeds to step S23. In step S23, the storage medium identification information stored in the nonvolatile memory 5, in this case, a plurality of DVD-RAMs 1
Read the ID number and auxiliary information. Next, step S2
In step 4, the information read in step S23 is transmitted to the searcher 10 via the wireless tag antenna 3.

The searcher 10 determines in step S13 that the DVD-
Receiving the ID number and the auxiliary information from the RAM 1,
At 14, it is stored in the storage device 14. With RF-ID, transmission and reception with many wireless tags can be performed in a short time,
The information in the RAM 1 can be obtained without being confused. The searcher 10 displays a list of storage medium identification information of the DVD-RAM 1 as shown in FIG. 4 on the display device 15 in step S15 based on the information stored in the storage device 14 in step S14. At this time, the user operates the display device 1 of the searcher 10.
By searching for the target program with the ID number and auxiliary information displayed in 5, the target data can be found more easily.

Next, as a second processing operation, the DVD-R
The operation of selecting the target DVD-RAM 1 from the storage medium identification information stored in the RF-ID tag 2 of the AM 1 will be described.

In step S3, the user uses the up / down key 16 of the input device 13 to search for target data while viewing the list of storage medium identification information displayed on the display device 15. At this time, the searcher 10 determines the user's key input in step S16, and moves the cursor 21 or scrolls the screen in step S17 when the up / down key 16 is pressed. When the target data is found, the user positions the cursor 19 on the portion where the storage medium identification information of the target data is displayed and presses the selection key 20 in step S4.

Next, as a third processing operation, the search target D
An operation for displaying the position of the VD-RAM 1 will be described.

When the user presses the selection key 18 in step S4, the control unit 12 of the searcher 10 detects that the selection key 18 has been pressed in step S16. The ID number of the DVD-RAM 1 in which the data indicated by is stored is read from the storage device 14, and a light emitting command for causing the light emitting element 7 of the RF-ID tag 2 to emit light and the ID number are transmitted to all the DVD- Send to RAM1.

In the DVD-RAM 1, in step S21,
The light emitting command and the ID number transmitted from the searcher 10 are received by the wireless tag antenna 3 and sent to the control IC 6.
Next, in step S22, the control IC of the RF-ID tag 2
6 detects that a light emission command has been received, and proceeds to step S25 to read its own ID number stored in the nonvolatile memory 5. Next, in step S27, the received ID number and the own ID stored in the nonvolatile memory 5 are read.
Compare with D number. In step S27, the received ID
If the ID number matches the ID number of the DVD-RAM 1 itself, it means that the user corresponds to the DVD-RAM 1 searched by the user.
6 makes the light emitting element 7 blink and emit light. In step S27,
When the received ID number and the own ID number do not match, naturally, the light emitting element 7 does not emit light.

At this time, the user observes the light emission of the light emitting element 7 from the outside in step S5. And the illuminated D
It can be seen that the VD-RAM 1 is the DVD-RAM 1 storing the data selected in the second processing operation.

As described above, in this embodiment, the DVD-
When searching for data stored in the main body of the RAM 1, access to the main body of the storage medium is not performed, and the RF-I
The storage medium identification information is wirelessly read from the D tag 2. In other words, wireless communication with a plurality of storage media is possible without contact, so that there are few positional restrictions between the storage media and the identification information reading device, and all storage media can be used to read the identification information one by one. No need to transport. Therefore, the mechanism for reading the storage medium identification information can be simplified. Further, from the characteristics of the wireless tag, it is possible to read information for identifying a storage medium of a plurality of storage media in a short time, and furthermore, a DVD in which target data is stored.
-Since the light emitting element of the RAM 1 can emit light,
It is possible to search for the storage medium storing the target information in a short time. Further, the transmitting / receiving antenna 1 of the searcher 10
1 is easy to handle because there is no limitation on the installation state of the DVD-RAM1.

A character key or the like is attached to the input device 13 of the searcher 10, and the information input by the character key is transmitted to the RF-ID tag 2 of the DVD-RAM1 together with an auxiliary information update command for updating the auxiliary information. Then R
The F-ID tag 2 may be configured to update and store the auxiliary information (Step S28). This makes it possible to change, for example, the title information of the auxiliary information.

In the above-described search for the DVD-RAM 1, the user has confirmed the light emission of the light emitting element 7 of the DVD-RAM 1. However, by using a device for reading the light emission electronically, the DVD-RAM changer device can be used. Can be built. By using the DVD-RAM 1 and the searcher 10 of this embodiment, unlike the conventional DVD-RAM changer, the list of the DVD-RAM group and the position search can be wirelessly performed. It is not necessary to read the data in the storage medium itself, so that the processing can be performed at high speed. In addition, the position search can be realized at low cost because only a light receiving element that detects light emission need be used.

Further, auxiliary information such as a program name may be directly designated from the input device 13.
The first processing operation and the second processing of reading the storage medium identification information from the
Can be omitted, the search for the DVD-RAM 1 storing the target data can be performed in a shorter time.

FIG. 8B is a block diagram showing a DVD-RAM recording / reproducing device 20 as an information processing apparatus according to another embodiment of the present invention, and FIG.
FIG. FIG. 8A shows a block diagram of the DVD-RAM 1 of the embodiment for explanation. D
The VD-RAM recording / reproducing device 20 is a device capable of recording and reproducing a program and reading / writing RF-ID2 of the DVD-RAM1.

In the DVD-RAM recorder / reproducer 20 shown in FIG. 8B, the same parts as those of the searcher 10 in FIG. 1B are denoted by the same reference numerals, and description thereof will be omitted. The DVD-RAM recording / reproducing device 20 is used to record or reproduce a program in addition to the device group (the transmitting / receiving antenna 11, the control device 12, the input device 13, the storage device 14, and the display device 15) of the search device 10 of the embodiment. Recording and playback control device 21, DVD-RAMI
An I / O device 22 and a receiving device 23 are included.

When reproducing data from the DVD-RAM storage medium 8 of the DVD-RAM 1, the recording / reproduction control device 2
Under the control of 1, necessary data in the DVD-RAM storage medium 8 is read by the DVD-RAM I / O device 22, and an external video display device such as a CRT (Cathode Rad) is read.
(y Tube) or liquid crystal display. DV of this embodiment
In the D-RAM recording / reproducing apparatus 20, the RF-ID tag 2 of the DVD-RAM 1 is
, The storage medium identification information is obtained at the timing when the DVD-RAM 1 is loaded into the apparatus from the entrance 24 and the display medium 15 and the external video display apparatus display the program as the storage medium identification information. By displaying the contents, the program can be quickly selected.

When recording a program, the DVD-RAM recording / reproducing device 20 receives a program provided by a broadcast station or the like from an external device by a receiving device 23 and controls the DVD-RAM I / O under the control of a recording / reproducing control device 21. DV via O device 22
The data is stored in the D-RAM storage medium 8. At this time, the recording and playback control device 21 stores the position and size on the DVD-RAM where the program is stored in the storage device 14.

When the storage in the DVD-RAM storage medium 8 is completed, the storage medium identification information is stored in the R-ROM of the DVD-RAM 1.
It is stored in the F-ID tag 2. Auxiliary information indicating the content of the storage medium identification information, here information such as the title of the program,
Normally, the user designates from a character key of the input device 13 or the like. However, in recent years, services for distributing program information together with video of the program and distributing the program through communication lines such as the Internet and telephone lines have been provided. DVD-R
The AM storage / reproducer 20 may automatically configure the program information by using these information sources. As a result, it is possible to reduce the trouble of the user to input the auxiliary information indicating the contents of the program. Since the program information described in the present invention is general and can be provided by the above-described program information distribution service, the program information is externally provided.

Under the control of the control device 12, R
The transmitting / receiving antenna 11 transmits the auxiliary information update command for updating the storage medium identification information stored in the F-ID tag 2, and the configured auxiliary information and the management information such as the storage position stored in the storage device 14. To the DVD-RAM 1 via the In the DVD-RAM 1, the command, the auxiliary information, and the management information are received by the RF-ID tag antenna 3.
Then, the control IC 6 determines the command, and stores the received auxiliary information and management information in the nonvolatile memory 5. If the data to be stored in the DVD-RAM storage medium 8 is not correctly stored, the non-volatile memory of the RF-ID tag 2 may use the auxiliary information to indicate that the data storage is not normal when storing the data. 5 is stored.

As described above, the DVD-RAM of this embodiment
In the recording / reproducing device 20, the D-
When a program is stored in the VD-RAM storage medium 8, RF-
Since information such as the title of the program can be stored in the ID tag 2, the time for identifying the DVD-RAM 1 in which the target program is stored can be reduced by using the searcher 10 of the above-described embodiment. Becomes

According to the present invention, a DVD-ROM is used as a storage medium.
Although the RAM is used, the storage medium that can be used is not limited to the DVD-RAM because it is basically independent of the wireless tag and the storage medium body that stores data. That is, the present invention can be applied to, for example, a CD-ROM, a CD-R, and a video tape.

[0057]

According to the present invention, the contents of the data stored in the main body of the storage medium can be known by wirelessly reading the information for identifying the storage medium stored in the wireless tag. In addition, since information for identifying storage media of a plurality of storage media can be read in a short time from the characteristics of the wireless tag, it is possible to search for a storage medium in which target information is stored in a short time. It becomes possible. Furthermore, since the wireless tag storing the information for identifying the storage medium and the medium storing the actual data are not separated, the program is recorded on the storage medium itself, for example, as in the related art. When the program name is written in the case of the storage medium, the storage medium and the case can be separated, so that troubles such as loss of index information in the storage medium when the case is replaced do not occur.

Further, according to the present invention, since there is provided a writing means for storing information for identifying the storage medium in the wireless tag of the storage medium, it is possible to correspond to the ID number of the storage medium and the data stored in the storage medium body. Information for identifying the storage medium, such as an index or a digest of the content, can be stored in the wireless tag. Therefore, by reading the information stored in the wireless tag wirelessly, the contents of the data stored in the storage medium body can be known.

According to the present invention, when storing data in the storage medium body, if the data is not correctly stored, information that the data storage is not normal is stored in the wireless tag. The state of the data stored in the storage medium can be known only by reading the information of the tag.

Further, according to the present invention, by reading the information stored in the wireless tag, the contents stored in the storage medium can be easily known without reading the data stored in the storage medium body. Can be. Further, by reading the information of the wireless tag, it is not necessary to transport the storage medium to the reading device in order to read the storage medium identification information, so that the identification information of the storage medium can be obtained in a short time. Therefore, it is possible to search for the storage medium storing the target information in a short time.

Further, according to the present invention, by reading the information stored in the wireless tag, the contents stored in the storage medium can be easily known without reading the data stored in the storage medium body. Can be. Further, by reading the information of the wireless tag, it is not necessary to transport the storage medium to the reading device in order to read the storage medium identification information, so that the identification information of the storage medium can be obtained in a short time. Therefore, it is possible to search for the storage medium storing the target information in a short time.

Further, according to the present invention, the storage medium has a light emitting element, and the information processing apparatus has light emission designating means for causing the light emitting element to emit light. When searching, the location of the storage medium can be easily recognized by causing the light emitting element of the storage medium to emit light.

Further, according to the present invention, it is possible to search the storage medium storing the target information in a short time by causing the light emitting element of the storage medium storing the target information to emit light.

Further, according to the present invention, when searching for a storage medium in which the target information is stored, the user can easily recognize the location of the storage medium by causing the light emitting element of the storage medium to emit light. can do.

According to the present invention, when data is stored in the storage medium, information for identifying the stored content is stored in the storage medium in the wireless tag. The contents stored in the medium can be easily known.

[Brief description of the drawings]

FIGS. 1A and 1B are block diagrams showing a DVD-RAM 1 as a storage medium and a searcher 10 as an information processing apparatus according to an embodiment of the present invention.

FIG. 2A is a plan view of the DVD-RAM 1, and FIG. 2B is a cross-sectional view taken along line II-II of FIG. 2A.

FIG. 3 is an external view of a searcher 10 of FIG. 1 (b).

FIG. 4 shows a plurality of DVD-RAM1 RFs on a display device 15;
FIG. 13 is a diagram illustrating an example of displaying storage medium identification information read from an ID tag 2;

FIG. 5 is a flowchart showing a work operation of a user using the searcher 10;

FIG. 6 is a flowchart showing a processing operation of the searcher 10;

FIG. 7 is a flowchart showing a processing operation of the RF-ID tag 2 of the DVD-RAM 1.

FIG. 8A is a block diagram showing a DVD-RAM1, and FIG. 8B is a block diagram showing a DVD-RAM recording / reproducing device 20 which is an information processing apparatus according to another embodiment of the present invention. It is.

FIG. 9 is an external view of the DVD-RAM recording / playback device 20 of FIG. 8 (b).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 DVD-RAM 2 RF-ID tag 3 RF-ID tag antenna 4 Power supply unit 5 Non-volatile memory 6 Control IC 7 Light emitting element 8 DVD-RAM storage medium 9 Transparent protective layer 10 Searcher 11 Transmitting and receiving antenna 12 Control device 13 Input device Reference Signs List 14 storage device 15 display device 16 up / down key 17 start key 18 selection key 19 cursor 20 DVD-RAM recording / playback device 21 recording / playback control device 22 DVD-RAM I / O device 23 receiving device

Claims (9)

[Claims] 1. A storage medium comprising: a storage medium body for storing data; and a wireless tag capable of writing information for identifying the storage medium and reading the information wirelessly. 2. The wireless tag of the storage medium according to claim 1,
An information processing apparatus comprising a writing unit for storing information for identifying a storage medium. 3. A data storage means for storing data in a storage medium main body of the storage medium, and when the data is not correctly stored when the data storage means stores the data in the storage medium, 3. The information processing apparatus according to claim 2, wherein information that the storage of the information is not normal is stored in the wireless tag. 4. The information processing apparatus according to claim 2, further comprising a reading unit that reads information stored in the wireless tag of the storage medium according to claim 1. 5. An information processing apparatus comprising: reading means for reading information stored in a wireless tag of a storage medium according to claim 1. 6. The storage medium according to claim 1, further comprising a light-emitting element, and a light-emission specifying means for causing the light-emitting element of the specified storage medium to emit light. An information processing apparatus according to claim 1. 7. The storage medium according to claim 1, wherein the wireless tag has a light emitting element. 8. An information processing apparatus comprising: a light emission specifying unit for causing a light emitting element of a storage medium according to claim 7 to emit light. 9. A storage method for storing data in a storage medium according to claim 1, wherein, when storing data, information for identifying the storage medium is stored in a wireless tag. Method.